I won't pretend I understand why you're putting her clothes on the ground like a mat, but I'll give you the benefit of the doubt and assume you have some brilliant plan which will entirely redefine RPG strategy as we know it.

I tore Grandma Conquista's laundry off of Araches. She conjured a fireball and angrily slung it at me, but I raised the clothing like a shield and deflected the attack. "Tuche," she said.
I laid the clothes on the ground like a mat and stood on top, then connected the spear to the transformer and the gate circuit. I enjoyed the nice warm feeling of standing on something that wasn't snow for a change.